The SS Orestes is a shipwreck located 4000 metres off the coast of Hikkaduwa, Sri Lanka. This site is accessible only by boat and is suited for intermediate divers due to the depths ranging from 16 to 25 metres, with an average depth of 24 metres. Divers should be prepared for moderate currents and visibility that fluctuates between 5 and 25 metres. Typical dive times are approximately 40 minutes. Hazards at this location include the depth of the wreck, potential for entanglement, and strong currents. The water temperature remains consistent throughout the year, ranging between 28 and 30 degrees Celsius.

The Rangoon Wreck is a marine dive site located 500 metres off the coast of Hikkaduwa, Sri Lanka. This wreck site sits at depths ranging from 25 to 32 metres, with an average depth of 28 metres. Access is strictly by boat, and the site is suited for advanced divers due to the depth and moderate currents. Visibility at the site varies between 15 and 32 metres. Divers should be aware of jellyfish as a potential hazard in the area. Typical dive times at this location are approximately 40 minutes. Local facilities include air fills, equipment rental, guided tours, and boat charters.

Aluth Gala is a large rocky pinnacle located off the coast of Hikkaduwa. The site features a complex topography with a top depth of approximately 12 metres and a maximum depth reaching 25 metres. Divers can navigate through and under various rock formations. Conditions are suitable for intermediate divers, with moderate currents and visibility ranging from 5 to 25 metres. Water temperatures remain consistent between 28C and 30C throughout the year. Species recorded around this area include blue ringed angelfish, painted moray, vagabond butterflyfish, and various groupers. Divers should be aware of the presence of lionfish and stonefish in the area.

Gala Pita Gala is a large underwater pinnacle located off Hikkaduwa, Sri Lanka. The site consists of stacked rock formations creating a multi-level topography that ranges from 10 metres at the top to a maximum depth of 25 metres. Divers typically circle the rock structure, which features caves and crevices. The environment supports sponges, soft corals, and fan corals. Species recorded around this area include painted moray, blue ringed angelfish, vagabond butterflyfish, pufferfish, striped surgeonfish, painted spiny lobster, groupers, redtooth triggerfish, and bluefin trevally. Divers should be aware of potential hazards including lionfish, stonefish, and the overhead environment within the cave sections. Access is by boat only, with mild currents and visibility ranging from 5 to 25 metres.

Napoleon Reef is a boat-accessible site located 450 metres off the coast of Hikkaduwa. The reef features a long structure with depths ranging from 8 to 18 metres, averaging 18 metres. Divers typically spend 50 minutes exploring the topography, which is suitable for beginners due to the mild currents. Visibility at the site generally ranges between 10 and 25 metres, with water temperatures remaining consistent between 28 and 30 degrees Celsius throughout the year. Divers should be aware of the presence of stonefish in the area. Access to this site requires a boat, which typically takes 10 minutes to reach from the beach.

Goda Gala is a large rocky reef site located off Hikkaduwa, Sri Lanka, featuring a mix of natural reef, wreck, and artificial reef structures. The site is suitable for beginners and offers depths ranging from 3 to 24 metres. Access is by boat only. Visibility at the site varies between 5 and 25 metres, with water temperatures typically between 28C and 30C throughout the year. Species recorded around this area include green sea turtles, various moray eels, titan triggerfish, groupers, bluefin trevally, and schools of wrasses and butterflyfish.

Lagoon Reef is a marine site located 1500 metres off the coast of Hikkaduwa, Sri Lanka. This reef is situated at depths ranging from 7 to 12 metres, with an average depth of 9 metres, making it suitable for beginner divers. Access is by boat only. Divers should be aware of mild currents and potential surges that can develop without warning. Water temperatures remain warm between 28 and 30 degrees Celsius throughout the year. Due to the presence of stonefish and lionfish, divers must exercise caution regarding where they place their hands and fins on the reef structure. Visibility at the site typically ranges from 5 to 10 metres.

Conch Wreck is a marine dive site located 1000 metres offshore from Hikkaduwa, Sri Lanka. This wreck site sits at a consistent depth of 10 metres and is accessible only by boat. Divers should be prepared for moderate currents and variable visibility ranging from 5 to 30 metres. The water temperature remains warm throughout the year, typically between 28 and 30 degrees Celsius. Due to the nature of the site, divers must be aware of potential hazards including entanglement, surge, and the overhead environment of the wreck structure. This site is suitable for beginner divers, with typical dives lasting approximately 50 minutes.